#include <bits/stdc++.h>
#define ll long long
#define i128 __int128
using namespace std;
ll n,a[100005],b[100005],cnt;
int main()
{
	freopen("duel.in","r",stdin);
	freopen("duel.out","w",stdout);
	scanf("%lld",&n);
	for(ll i = 1;i <= n;i++)
		scanf("%lld",&a[i]),b[a[i]]++;
	for(ll i = 1;i <= 100000;i++)
		cnt = max(b[i],cnt);
	printf("%lld\n",cnt);
	return 0;
}